Nokia Lumia 638


General
2G Network GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41)
SIM Micro-SIM
Announced 2014, December
Status Coming soon. Exp. release 2014, December
Body
Dimensions 129.5 x 66.7 x 9.2 mm (5.10 x 2.63 x 0.36 in)
Weight 136 g (4.80 oz)
Display
Type IPS LCD capacitive touchscreen, 16M colors
Size 480 x 854 pixels, 4.5 inches (~218 ppi pixel density)
Multitouch Yes
Protection Corning Gorilla Glass 3 - ClearBlack display
Sound
Alert types Vibration; MP3, WAV ringtones
Loudspeaker Yes
3 5mm jack Yes
Memory
Card slot microSD, up to 128 GB
Internal 8 GB, 1 GB RAM
Data
GPRS Yes
EDGE Yes
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
WLAN Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth v4.0, A2DP, LE/ apt-X after WP8 Denim update
USB microUSB v2.0
Camera
Primary1 5 MP, 2592 х 1944 pixels, autofocus
Features 1/4 sensor size, geo-tagging, panorama
Video Yes
Secondary No
Features
OS Microsoft Windows Phone 8.1
Chipset Qualcomm Snapdragon 400
CPU Quad-core 1.2 GHz Cortex-A7
GPU Adreno 305
Sensors Accelerometer
Messaging SMS (threaded view), MMS, Email, Push Email, IM
Browser HTML5
Radio FM radio
GPS Yes, with A-GPS, GLONASS
Java No
Colors Black - Active noise cancellation with dedicated mic - MP3/WAV/eAAC+/WMA player - MP4/H.264/WMV player - OneDrive (15 GB cloud storage) - Document viewer - Video/photo editor Li-Ion 1830 mAh battery (BL-5H)
Battery
Battery Li-Ion 1830 mAh battery (BL-5H)
            Nokia Lumia 638

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